package user;

import book.BookList;
import operation.*;

import java.util.Scanner;

public class AdminUser extends User{

    private final int maxChoice = 4;

    public AdminUser(String name) {
        super(name);
        this.iOperations = new IOperation[]{
            new ExitOperation(),
            new FindOperation(),
            new AddOperation(),
            new DelOperation(),
            new DisplayOperation()
        };
    }

    @Override
    public int menu() {
        System.out.println("hello," + this.name + "!欢迎来到图书管理系统。");
        System.out.println("1.查找图书");
        System.out.println("2.新增图书");
        System.out.println("3.删除图书");
        System.out.println("4.显示图书");
        System.out.println("0.退出系统");
        System.out.println("请输入你的操作:");
        Scanner sc = new Scanner(System.in);
        int choice = sc.nextInt();
        return choice;
    }

    @Override
    public void doOperation(int choice, BookList bookList) {
        if (choice > maxChoice || choice < 0){
            System.out.println("没有这个选项");
            return;
        }
        iOperations[choice].work(bookList);
    }
}
